Laughing gas gunman who murdered Sam Brown gets 30 years

A partygoer who shot a man dead in a revenge attack before fleeing to the Caribbean has been jailed for a minimum of 30 years. Sam Brown, 28, was gunned down in Walthamstow, east London, just moments after he stabbed another guest at the bash. Mr Brown, who was driving a Smart car, crashed into a parked vehicle and later died from his injuries in North Middlesex Hospital. The man he stabbed, Ozgur Maraz, was seriously injured but survived after…